Home / 30,237,127.57-41,730,437.79-18,483,276.11

Finding the Fourth Proportional to 30,237,127.57, 41,730,437.79 and 18,483,276.11

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Solution

The fourth proportional to 30,237,127.57, 41,730,437.79 and 18,483,276.11 is: 25,508,878.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,237,127.57 : 41,730,437.79 = 18,483,276.11 : x
  2. Step 2: Convert to fraction form
    30,237,127.57/41,730,437.79 = 18,483,276.11/x
  3. Step 3: Cross multiply
    30,237,127.57x = 41,730,437.79 × 18,483,276.11
  4. Step 4: Simplify right side
    30,237,127.57x = 771,315,203,713,769
  5. Step 5: Solve for x
    x = 771,315,203,713,769/30,237,127.57
  6. Step 6: Final answer
    x = 25,508,878.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.